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1. 发明授权

KR100787191B1 각형비가 큰 판상 알파알루미나 결정체 및 이의 제조방법 有权
标题翻译：具有大尺寸比例的FLAKY ALPHA-ALUMINA CRYSTALS及其制备方法
公开(公告)号：KR100787191B1
公开(公告)日：2007-12-21
申请号：KR1020060081601
申请日：2006-08-28
申请人： 한국화학연구원 , 씨큐브 주식회사
发明人： 이정민 , 박병기 , 서정권 , 최동욱 , 장길완 , 임광수 , 조성윤 , 강광중
IPC分类号： C01F7/02 , C04B35/10
CPC分类号： C01F7/441 , C01F7/34 , C01P2002/72 , C01P2004/20 , C01P2004/54 , C01P2004/61 , C01P2006/80 , C09C1/407 , Y10T428/2982
摘要： A method for preparing flaky alpha-alumina crystals is provided to allow easy control of the thickness and size of the crystals, to maintain an aspect ratio of at least 100, and to realize the use of the alpha-alumina crystals as a matrix for a high-quality pearl pigment, ceramic material or filler. A method for preparing flaky alpha-alumina crystals comprises the steps of: mixing an aqueous aluminum precursor solution containing an aqueous solvent with an aqueous precursor solution containing 0.05-5 parts by weight of a zinc precursor and 0.01-0.5 parts by weigh of a tin precursor based on 100 parts by weight of the aluminum precursor to provide an aqueous metal precursor solution; titrating the aqueous metal precursor solution with an aqueous sodium salt solution to a pH of 6.0-7.5 and carrying out hydrolysis to obtain a mixed gel; pretreating the mixed gel by aging the mixed gel at 60-100 deg.C for 5-30 hours, followed by drying; drying the pretreated gel at 60-200 deg.C for 5-30 hours; crystallizing the dried gel at 850-1300 deg.C for 1-8 hours to obtain crystallized cake; and cooling the crystallized cake to room temperature, dissolving the cake into water at 20-90 deg.C, followed by filtering to remove the solvent, and dispersing the resultant product into 0.1-30% sulfuric acid solution at 20-90 deg.C, followed by filtering, washing with water and drying to obtain alpha-alumina crystals. Further, the aluminum precursor is selected from acid salts of an aluminum, a halide and an oxide.
摘要翻译：提供了制备片状α-氧化铝晶体的方法，以便容易地控制晶体的厚度和尺寸，以保持至少100的纵横比，并且实现使用α-氧化铝晶体作为基体的高品质珍珠颜料，陶瓷材料或填料。制备片状α-氧化铝晶体的方法包括以下步骤：将含有水性溶剂的含水铝前体溶液与含有0.05-5重量份锌前体的水性前体溶液和0.01-0.5重量份锡基于100重量份的铝前体的前体，以提供金属前体溶液; 用钠盐水溶液滴定含水金属前体溶液至pH 6.0-7.5，并进行水解得到混合凝胶; 通过将混合凝胶在60-100℃下老化5-30小时来预处理混合凝胶，然后干燥; 将预处理的凝胶在60-200℃干燥5-30小时; 将干燥的凝胶在850-1300℃下结晶1-8小时，得到结晶饼; 并将结晶的滤饼冷却至室温，将滤饼溶解在20-90℃的水中，然后过滤除去溶剂，并将所得产物分散在20-30℃的0.1-30％硫酸溶液中，然后过滤，用水洗涤并干燥，得到α-氧化铝晶体。此外，铝前体选自铝，卤化物和氧化物的酸式盐。

2. 发明公开

KR1020080015223A 박편상 저광택 화장료용 안료 有权
标题翻译：使用它的浮雕颜料及其制备方法和化妆品
公开(公告)号：KR1020080015223A
公开(公告)日：2008-02-19
申请号：KR1020060076648
申请日：2006-08-14
申请人： 씨큐브 주식회사
发明人： 강광중 , 조성윤 , 임광수 , 장길완
IPC分类号： A61K8/26 , C09C1/62
CPC分类号： C09C1/407 , A61K8/0266 , A61K8/19 , A61K8/26 , A61K8/28 , A61K8/29 , A61K2800/412 , A61K2800/436 , A61K2800/621 , A61K2800/651 , A61Q1/02 , A61Q1/12 , A61Q19/00 , C01P2004/20 , C01P2004/54 , C01P2004/61 , C01P2006/62 , C01P2006/63 , C01P2006/64 , C09C1/0021 , C09C1/642 , C09C2200/1004 , C09C2200/1054 , C09C2220/10 , C09C2220/106
摘要： A flake pigment is provided to lower gloss and simultaneously express an interference color by controlling an aspect ratio and an average particle diameter of a flake-shaped synthetic aluminum surface. A cosmetic composition comprising the flake pigment is provided to show excellent transparency, adhesive property and slipping property and show excellent matteness and presentation property of color impression. A flake pigment is prepared by coating a metal oxide on the surface of a flake-shaped synthetic aluminum particle having an aspect ratio of 10-50 and an average particle diameter of 2-20 mum and has a color coordinate where luminosity(L) is from 50 to 80, a is from -15 to 15, and b is from -25 to 20. A method for preparing a flake pigment comprises the steps of: (a) adding an acid to an aqueous solution of a flake-shaped synthetic aluminum particle having an aspect ratio of 10-50 and an average particle diameter of 2-20 mum to maintain the pH at 1-3; (b) simultaneously adding a metal chloride solution such as SnCl4, TiOCl2, ZrOCl2, MgCl2 and MnCl2 and an alkali aqueous solution to the acid added flake shaped synthetic aluminum particle aqueous solution with refluxing to prepare a hydrated metal oxide layer coated flake shaped synthetic aluminum particle aqueous solution; and (c) after filtering, washing and drying the solution obtained from the step(b), sintering it at a temperature of 700-1,000 deg.C. A cosmetic composition comprises the flake pigment.
摘要翻译：提供薄片颜料以通过控制片状合成铝表面的纵横比和平均粒径来降低光泽并同时表现干涉色。提供了包含片状颜料的化妆品组合物，以显示优异的透明性，粘合性和滑动性，并且显示出优异的色泽和颜色印象的呈现性。通过在长宽比为10-50，平均粒径为2-20μm的片状合成铝颗粒的表面上涂覆金属氧化物，并且具有亮度（L）为 50至80，a为-15至15，b为-25至20.制备薄片颜料的方法包括以下步骤：（a）向片状合成的水溶液中加入酸铝颗粒的纵横比为10-50，平均粒径为2-20μm，以保持pH为1-3; （b）同时向酸加入的片状合成铝颗粒水溶液中回流加入SnCl 4，TiOCl 2，ZrOCl 2，MgCl 2和MnCl 2等金属氯化物溶液和碱水溶液，制备水合金属氧化物层的片状合成铝颗粒水溶液; 过滤，洗涤和干燥由步骤（b）获得的溶液，在700-1000℃的温度下进行烧结。化妆品组合物包含片状颜料。

3. 发明授权

KR100743674B1 각형비가 큰 진주안료 및 이의 제조방법 有权
标题翻译： 각형비가큰진주안료및이의제조방법
公开(公告)号：KR100743674B1
公开(公告)日：2007-07-30
申请号：KR1020060081600
申请日：2006-08-28
申请人： 한국화학연구원 , 씨큐브 주식회사
发明人： 이정민 , 박병기 , 서정권 , 최동욱 , 장길완 , 임광수 , 조성윤 , 강광중
IPC分类号： C09C1/40 , C09C1/64
摘要： Provided are a pearlescent pigment, which has a large aspect ratio and an excellent gloss and is able to express metal colors and interference colors such as silver, gold, red, purple, blue, green, etc, and a preparation method thereof. The pearlescent pigment is prepared by the steps of: mixing a water-soluble flux-containing aqueous aluminum precursor solution with an aqueous precursor solution containing 0.1-5 parts by weight, based on 100 parts by weight of the aluminum precursor, of a zinc precursor to prepare an aqueous solution of metal precursors; titrating the aqueous solution of metal precursors with an aqueous solution of sodium salt to the range of pH 6.0-7.5, and carrying out hydrolysis to prepare a mixed gel; maturing the mixed gel at 60-100°C for 5-30hours; drying the matured gel at 60-200°C for 1-48hours; crystallizing the dried gel at 850-1,300°C for 1-10hours to prepare a crystallized cake; cooling the crystallized cake to ambient temperature, dispersing the cooled cake in water of 20-90°C, filtering the dispersion to remove flux, dispersing the precipitate in 0.1-30% sulfuric acid solution of 20-90°C, filtering, washing, and drying the dispersion to prepare alpha-alumina crystals; and adjusting pH at 1.0-3.0 by adding an acid to an aqueous solution in which the alpha-alumina crystals are suspended, thereto adding 30-60 parts by weight of a metal or a precursor of metal and 30-65 parts by weight of an alkali aqueous solution based on 100 parts by weight of the crystals, and firing the admixture to form a coating layer on a crystal surface.
摘要翻译：本发明提供一种珠光颜料及其制备方法，所述珠光颜料具有大纵横比和优异的光泽度，并且能够表现金属颜色和干涉颜色，如银，金，红，紫，蓝，绿等。该珠光颜料通过以下步骤制备：将基于100重量份的铝前体的含有0.1-5重量份的锌前体的水溶性含助熔剂的水性铝前体溶液与含水前体溶液制备金属前体的水溶液; 用钠盐水溶液滴定金属前体水溶液至pH6.0-7.5范围内，进行水解制备混合凝胶; 在60-100℃下使混合的凝胶成熟5-30小时; 将成熟的凝胶在60-200℃干燥1-48小时; 在850-1,300℃下将干燥的凝胶结晶1-10小时以制备结晶饼; 将结晶的滤饼冷却至环境温度，将冷却的滤饼分散在20-90℃的水中，过滤分散体以除去助熔剂，将沉淀物分散在20-90℃的0.1-30％硫酸溶液中，过滤，洗涤，并干燥该分散体以制备α-氧化铝晶体; 并通过向其中悬浮有α-氧化铝晶体的水溶液中加入酸将pH调节至1.0-3.0，向其中加入30-60重量份的金属或金属前体和30-65重量份的基于100重量份晶体的碱性水溶液，并且烧结该混合物以在晶体表面上形成涂层。

4. 发明授权

KR100853696B1 다중색상의 진주안료 및 그 제조방법 有权
标题翻译：通过蒸发器制造多色珍珠色素
公开(公告)号：KR100853696B1
公开(公告)日：2008-08-25
申请号：KR1020070039510
申请日：2007-04-23
申请人： 충북대학교 산학협력단 , 씨큐브 주식회사
发明人： 장건익 , 장강재 , 장길완 , 임광수 , 조성윤 , 정재일 , 이남일
IPC分类号： C09C1/00
CPC分类号： C09C1/0024 , C09B67/0098 , C09C2200/1054 , C09C2200/205
摘要： A pearlescent pigment is provided to realize a multichromatic effect with high gloss, and to realize an improved thin film deposition ratio under vacuum, thereby realizing high productivity and cost efficiency. A pearlescent pigment comprises a low-refractive index layer and a high-refractive index layer stacked alternately with a metal layer as a reflective layer, wherein the metal layer comprises at least one selected from Al and Cu; the low-refractive index layer comprises at least one material selected from MgF2, CaF2 and cryolite; the high-refractive index layer comprises at least one material selected from AnS, SnO2 and Sb2O3; the metal layer has a thickness of 60-100 nm; the low-refractive index layer has a thickness corresponding to an integer-fold of the optical thickness 1/4 lamda; and the high-refractive index layer has a thickness corresponding to an odd number-fold of the optical thickness 1/4 lamda, wherein lamda is 380-720 nm.
摘要翻译：提供珠光颜料以实现高光泽的多色效果，并且在真空下实现改进的薄膜沉积比，从而实现高生产率和成本效率。珠光颜料包括与金属层作为反射层交替堆叠的低折射率层和高折射率层，其中金属层包括选自Al和Cu中的至少一种; 低折射率层包括选自MgF 2，CaF 2和冰晶石中的至少一种材料; 高折射率层包括选自AnS，SnO 2和Sb 2 O 3中的至少一种材料; 金属层的厚度为60-100nm; 低折射率层的厚度对应于光学厚度1/4兰达的整数倍; 并且高折射率层具有对应于光学厚度1/4 lamda的奇数倍的厚度，其中lamda为380-720nm。

5. 发明授权

KR100824438B1 박편상 저광택 화장료용 안료 有权
标题翻译：片状，低光泽颜料用于化妆品
公开(公告)号：KR100824438B1
公开(公告)日：2008-04-23
申请号：KR1020060076648
申请日：2006-08-14
申请人： 씨큐브 주식회사
发明人： 강광중 , 조성윤 , 임광수 , 장길완
IPC分类号： A61K8/26 , C09C1/62
CPC分类号： C09C1/407 , A61K8/0266 , A61K8/19 , A61K8/26 , A61K8/28 , A61K8/29 , A61K2800/412 , A61K2800/436 , A61K2800/621 , A61K2800/651 , A61Q1/02 , A61Q1/12 , A61Q19/00 , C01P2004/20 , C01P2004/54 , C01P2004/61 , C01P2006/62 , C01P2006/63 , C01P2006/64 , C09C1/0021 , C09C1/642 , C09C2200/1004 , C09C2200/1054 , C09C2220/10 , C09C2220/106
摘要： 본 발명은 박편상 안료와 이의 제조방법 및 이를 이용한 화장료 조성물에 관한 것으로서, 더욱 상세하게는 특정의 종횡비와 평균입경을 갖는 박편상 합성 알루미늄 표면에 금속산화물을 코팅하여 제조된 안료로, 상기 종횡비와 평균입경 조절에 의해 광택을 저하시키면서 동시에 간섭색 발현이 가능하여 이를 함유한 화장료는 피부 표면에서 자연스러운 투명감, 부착성 및 미끄럼성이 우수하고, 저광택으로 인한 매트감과 동시에 색감 연출성이 우수한 박편상 안료와 이의 제조방법 및 이를 이용한 화장료 조성물에 관한 것이다.
종횡비, 평균입경, 박편상 합성 알루미늄, 박편상 안료

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